Rv Pa Conduit Stenosis

Reconstruction of right ventricle to pulmonary artery rv pa continuity is an integral part of various surgical procedures commonly performed in neonates and young infants to repair congenital.

Rv pa conduit stenosis.

To identify the surgical approaches and risk factors which influence longevity of right ventricle to pulmonary artery rv pa conduits following first reoperation for obstruction methods. Given the lack of an ideal rv pa conduit valveless right ventricular outflow tract repair options should be reassessed. The majority of the conduit replacements were due to conduit stenosis valvular stenosis mainly due to leaflet calcification distal anastomosis stenosis sternal compression and somatic outgrowth 5 9 conduit stenosis was responsible for failure in 53 of. A total of 106 rv pa conduits were implanted 57 of which were replacements.

Cove point contains comprehensive information on all congenital heart defects including atrial septal defect asd ventricular septal defect vsd hypoplastic left heart syndrome hlhs and tetralogy of fallot tof. Rv pa conduits are also part of a many complex surgeries for congen. The cove point foundation congenital heart resource center is the world s largest resource for information on pediatric and adult congenital heart disease. Forty nine patients mean age 27 8 years with pulmonary atresia or pulmonary stenosis with tetralogy of fallot who underwent surgery for rv pa conduits from september 1974 to october 2011 were reviewed.

46 12 shows a case of rv pa conduit stenosis treated with a stent. See article page 432. The location of the conduit stenosis was significantly different in the patients with non ringed proximal and the patients with ring enforced conduit distal p 0 004. Mechanism of conduit failure includes conduit stenosis conduit regurgitation aneurysm formation and infectious endocarditis.

Rv pa conduit stenosis after 9 years of type i truncus conduit repair. They can be placed for a variety of heart defects including tetralogy of fallot pulmonary atre sia or pulmonary stenosis. Right ventricle to pulmonary artery rv pa conduit a right ventricle to pulmonary artery rv pa conduit is a means to supply blood flow to the lungs.